* {
  padding: 0;
  margin: 0;
  list-style: none;
  box-sizing: border-box;
}

body, html, .App, #root {
  width: 100%;
  height: 100%;
}

.home {
  width: 100%;
  height: 100%;
}

.home header {
  height: 55px;
  line-height: 55px;
  background-color: skyblue;
}

.home header h2 {
  color: #fff;
  padding-left: 15px;
}

.home main {
  display: flex;
  height: 680px;
}

.home main .left {
  width: 20%;
  height: 100%;
  background-color: rgba(5, 3, 3, 0.5);
}

.home main .left a {
  color: #fff;
  height: 50px;
  line-height: 50px;
  text-align: center;
  display: block;
}

.home main .left .active {
  background-color: #f2f2f2;
  color: #000;
}

.home main .right {
  flex: 1;
}
